Collatz in Python in chars. Cheevos Holes Recent Holes Langs Medals Misc All Holes 12 Days of Christmas 24 Game 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows Ascending Primes ASCII Table Billiards brainfuck Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz CSS Colors Cubes Day of Week DFA Simulator Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Factorial Factorisation Farey Sequence Fibonacci Fizz Buzz Foo Fizz Buzz Bar Forsyth–Edwards Notation Fractions Game of Life Gijswijt’s Sequence Happy Numbers Happy Numbers (Long) Hexdump Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Mandelbrot Maze Medal Tally Morse Decoder Morse Encoder Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Partition Numbers Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir F# Factor Forth Fortran Gleam Go GolfScript Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig 05AB1E ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir F# Factor Forth Fortran Gleam Go GolfScript Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig Experimental Language 05AB1E ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Vala Vyxal Hole All 12 Days of Christmas 24 Game 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows Ascending Primes ASCII Table Billiards brainfuck Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz CSS Colors Cubes Day of Week DFA Simulator Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Factorial Factorisation Farey Sequence Fibonacci Fizz Buzz Foo Fizz Buzz Bar Forsyth–Edwards Notation Fractions Game of Life Gijswijt’s Sequence Happy Numbers Happy Numbers (Long) Hexdump Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Mandelbrot Maze Medal Tally Morse Decoder Morse Encoder Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Partition Numbers Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Apéry’s Constant Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 593rd griffinschreiber 606 94 1 Apr 2025 602nd felixcroc 600 95 30 Mar 2023 602nd Pyro569 600 95 4 Jul 2023 602nd rm-rf-innocence 600 95 19 Dec 2023 602nd Bit125 600 95 30 Jan 2024 602nd aalec 600 95 25 Apr 2024 602nd strogor 600 95 22 days ago 608th karhuthebear 594 96 9 May 2022 608th qwjhvbxi 594 96 6 Feb 2024 608th alfonsoalves 594 96 21 Jul 2024 608th jeff-re 594 96 1 Apr 2025 612th a-penton 588 97 22 Sep 2022 612th jrbud 588 97 6 Jan 2024 612th befoster 588 97 22 Feb 2024 612th joshua-el-samalouti 🇩🇪 588 97 26 May 2024 612th luca1339 588 97 10 Jun 2024 617th lukemalek 582 98 10 Oct 2022 617th UltimateGuy0987 582 98 14 Oct 2022 617th TheLazySquid 582 98 20 Dec 2022 617th StronkCheese 🇺🇸 582 98 13 Mar 2023 617th Anthony-Williams-06 582 98 17 Oct 2023 617th NoneTheFewer 582 98 17 May 2024 617th abcdhhhh 582 98 27 Aug 2024 617th OSYCh314 🇦🇺 582 98 16 Nov 2024 617th cole-wilson 582 98 9 Dec 2024 617th Akilles1 582 98 15 May 2025 627th LukeRichardson-dev 576 99 12 May 2022 627th Tagfox 576 99 18 Jul 2022 627th gabrielsqw 576 99 24 Oct 2023 627th sciencedjinn 576 99 8 Nov 2024 627th MrNiknoc 576 99 20 days ago 632nd OppositeShark 570 100 19 Jul 2022 632nd NOS4A5I 570 100 10 Jan 2023 632nd lomarbrick 570 100 16 May 2023 632nd karlaacastro44 570 100 5 May 2025 636th markus-rekdal 564 101 10 May 2022 636th fraserli 🇦🇺 564 101 2 May 2023 636th FCORMERAIS 564 101 6 Mar 2024 636th yhm138 564 101 16 Feb 2025 640th AndersH3 🇸🇪 559 102 17 May 2023 640th JulieGermainUNT 559 102 2 Apr 2025 642nd rajlath 553 103 7 Jan 2023 642nd mnurzia 553 103 12 Oct 2023 642nd sqrteipi 553 103 2 Apr 2024 642nd calum12345 553 103 26 Mar 2025 646th winigo3 548 104 8 Aug 2022 646th zt14427 548 104 30 Apr 2023 646th IoLimmer 548 104 24 Jul 2024 649th LordSir101 543 105 19 Jul 2022 649th tmanternach 543 105 24 Nov 2022 649th weber-hge 543 105 13 Jun 2023 649th Eugen-str 543 105 24 Oct 2023 653rd ms-tingliang 538 106 5 Aug 2022 653rd achilleasr 538 106 7 Nov 2022 653rd OleBrumm 538 106 8 Jan 2023 653rd AbhilashaTandon 538 106 19 Sep 2023 653rd sheeperino 🇮🇹 538 106 11 Oct 2024 658th phpboyscout 533 107 18 May 2023 658th DrPrettyman 533 107 5 Jul 2023 658th joseph-w0ng 533 107 5 Jul 2024 658th EnisEfe0 533 107 18 May 2025 662nd landyrisbad 528 108 13 Nov 2022 662nd cakular 528 108 17 May 2024 662nd glassala 528 108 25 Oct 2024 665th tjefferson401 523 109 16 Sep 2022 665th ariesmarinus 523 109 21 Nov 2024 667th profJGermain 518 110 7 Feb 2024 667th JMMMMC 518 110 23 Oct 2024 667th jtb0362 518 110 10 May 2025 670th sagnik3 509 112 8 Aug 2022 670th craftablescience 509 112 19 Sep 2023 672nd kelseychristensen 504 113 2 Nov 2022 672nd ArmsTheLimited 504 113 1 Jun 2023 674th HunterC14 500 114 18 Oct 2024 675th jstechman 496 115 24 Feb 2024 Prev 601–675 of 744 Next
